year=int(input("Podaj rok"))
month=input("Podaj miesiąc")
if year%4==0 and year%100!=0 or year%400==0:
    print("Rok przestępny")
else:
    print("365")

# january = ["styczeń",1]
#february = ["luty",2]
#march = ["marzec",3]
#april = ["kwiecień",4]
#may = ["maj",5]
#june = ["czerwiec",6]
#july = ["lipec",7]
#august = ["sierpień",8]
#september = ["wrzesień",9]
#october = ["październik",10]
#november = ["listopad",11]
#december = ["grudzień",12]

#month_30 = [february,april,june,august,september,october,december]
#month_31 = [january, march,may,july,september,november]

month_30 = ["styczeń","marzec","maj","lipiec","wrzesień","listopad",1,3,5,7,9,11]
month_31 = ["kwiecień","czerwiec","sierpień","pażdziernik","grudzień",4,6,8,10,12]

if month=="luty" or month==2:
    print("28")
elif month in month_30:
    print("30")
elif month in month_31:
else:
    print("nie istnieje")